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 ArcCos

 http://functions.wolfram.com/01.13.21.0007.01

 Input Form

 Integrate[ArcCos[a z + b]/z, z] == (1/2) (-I) ArcCos[b + a z]^2 - 4 I ArcSin[Sqrt[1 - b]/Sqrt[2]] ArcTan[((1 + b) Tan[(1/2) ArcCos[b + a z]])/ Sqrt[-1 + b^2]] + (ArcCos[b + a z] - 2 ArcSin[Sqrt[1 - b]/Sqrt[2]]) Log[1 + (-b + Sqrt[-1 + b^2]) E^(I ArcCos[b + a z])] + (ArcCos[b + a z] + 2 ArcSin[Sqrt[1 - b]/Sqrt[2]]) Log[1 - (b + Sqrt[-1 + b^2]) E^(I ArcCos[b + a z])] - I (PolyLog[2, -((-b + Sqrt[-1 + b^2]) E^(I ArcCos[b + a z]))] + PolyLog[2, (b + Sqrt[-1 + b^2]) E^(I ArcCos[b + a z])])

 Standard Form

 Cell[BoxData[RowBox[List[RowBox[List["\[Integral]", RowBox[List[FractionBox[RowBox[List["ArcCos", "[", RowBox[List[RowBox[List["a", " ", "z"]], "+", "b"]], "]"]], "z"], RowBox[List["\[DifferentialD]", "z"]]]]]], "\[Equal]", RowBox[List[RowBox[List[FractionBox["1", "2"], " ", RowBox[List["(", RowBox[List["-", "\[ImaginaryI]"]], ")"]], " ", SuperscriptBox[RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]], "2"]]], "-", RowBox[List["4", " ", "\[ImaginaryI]", " ", RowBox[List["ArcSin", "[", FractionBox[SqrtBox[RowBox[List["1", "-", "b"]]], SqrtBox["2"]], "]"]], " ", RowBox[List["ArcTan", "[", FractionBox[RowBox[List[RowBox[List["(", RowBox[List["1", "+", "b"]], ")"]], " ", RowBox[List["Tan", "[", RowBox[List[FractionBox["1", "2"], " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]], "]"]]]], SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]], "]"]]]], "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]], "-", RowBox[List["2", " ", RowBox[List["ArcSin", "[", FractionBox[SqrtBox[RowBox[List["1", "-", "b"]]], SqrtBox["2"]], "]"]]]]]], ")"]], " ", RowBox[List["Log", "[", RowBox[List["1", "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["-", "b"]], "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]]]], "]"]]]], "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]], "+", RowBox[List["2", " ", RowBox[List["ArcSin", "[", FractionBox[SqrtBox[RowBox[List["1", "-", "b"]]], SqrtBox["2"]], "]"]]]]]], ")"]], " ", RowBox[List["Log", "[", RowBox[List["1", "-", RowBox[List[RowBox[List["(", RowBox[List["b", "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]]]], "]"]]]], "-", RowBox[List["\[ImaginaryI]", " ", RowBox[List["(", RowBox[List[RowBox[List["PolyLog", "[", RowBox[List["2", ",", RowBox[List["-", RowBox[List["(", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["-", "b"]], "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]], ")"]]]]]], "]"]], "+", RowBox[List["PolyLog", "[", RowBox[List["2", ",", RowBox[List[RowBox[List["(", RowBox[List["b", "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]]]], "]"]]]], ")"]]]]]]]]]]

 MathML Form

 cos - 1 ( a z + b ) z z - 2 cos - 1 ( b + a z ) 2 - 4 sin - 1 ( 1 - b 2 ) tan - 1 ( b + 1 b 2 - 1 tan ( 1 2 cos - 1 ( b + a z ) ) ) + ( cos - 1 ( b + a z ) - 2 sin - 1 ( 1 - b 2 ) ) log ( cos - 1 ( b + a z ) ( b 2 - 1 - b ) + 1 ) + ( cos - 1 ( b + a z ) + 2 sin - 1 ( 1 - b 2 ) ) log ( 1 - ( b + b 2 - 1 ) cos - 1 ( b + a z ) ) - ( Li PolyLog 2 ( ( b + b 2 - 1 ) cos - 1 ( b + a z ) ) + Li PolyLog 2 ( - ( b 2 - 1 - b ) cos - 1 ( b + a z ) ) ) z a z b z -1 -1 2 -1 b a z 2 -1 4 1 -1 b 1 2 2 1 2 -1 b 1 b 2 -1 1 2 -1 1 2 b a z b a z -1 2 1 -1 b 1 2 2 1 2 -1 b a z b 2 -1 1 2 -1 b 1 b a z 2 1 -1 b 1 2 2 1 2 -1 1 -1 b b 2 -1 1 2 b a z -1 PolyLog 2 b b 2 -1 1 2 b a z PolyLog 2 -1 b 2 -1 1 2 -1 b b a z [/itex]

 Rule Form

 Cell[BoxData[RowBox[List[RowBox[List["HoldPattern", "[", RowBox[List["\[Integral]", RowBox[List[FractionBox[RowBox[List["ArcCos", "[", RowBox[List[RowBox[List["a_", " ", "z_"]], "+", "b_"]], "]"]], "z_"], RowBox[List["\[DifferentialD]", "z_"]]]]]], "]"]], "\[RuleDelayed]", RowBox[List[RowBox[List[FractionBox["1", "2"], " ", RowBox[List["(", RowBox[List["-", "\[ImaginaryI]"]], ")"]], " ", SuperscriptBox[RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]], "2"]]], "-", RowBox[List["4", " ", "\[ImaginaryI]", " ", RowBox[List["ArcSin", "[", FractionBox[SqrtBox[RowBox[List["1", "-", "b"]]], SqrtBox["2"]], "]"]], " ", RowBox[List["ArcTan", "[", FractionBox[RowBox[List[RowBox[List["(", RowBox[List["1", "+", "b"]], ")"]], " ", RowBox[List["Tan", "[", RowBox[List[FractionBox["1", "2"], " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]], "]"]]]], SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]], "]"]]]], "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]], "-", RowBox[List["2", " ", RowBox[List["ArcSin", "[", FractionBox[SqrtBox[RowBox[List["1", "-", "b"]]], SqrtBox["2"]], "]"]]]]]], ")"]], " ", RowBox[List["Log", "[", RowBox[List["1", "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["-", "b"]], "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]]]], "]"]]]], "+", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]], "+", RowBox[List["2", " ", RowBox[List["ArcSin", "[", FractionBox[SqrtBox[RowBox[List["1", "-", "b"]]], SqrtBox["2"]], "]"]]]]]], ")"]], " ", RowBox[List["Log", "[", RowBox[List["1", "-", RowBox[List[RowBox[List["(", RowBox[List["b", "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]]]], "]"]]]], "-", RowBox[List["\[ImaginaryI]", " ", RowBox[List["(", RowBox[List[RowBox[List["PolyLog", "[", RowBox[List["2", ",", RowBox[List["-", RowBox[List["(", RowBox[List[RowBox[List["(", RowBox[List[RowBox[List["-", "b"]], "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]], ")"]]]]]], "]"]], "+", RowBox[List["PolyLog", "[", RowBox[List["2", ",", RowBox[List[RowBox[List["(", RowBox[List["b", "+", SqrtBox[RowBox[List[RowBox[List["-", "1"]], "+", SuperscriptBox["b", "2"]]]]]], ")"]], " ", SuperscriptBox["\[ExponentialE]", RowBox[List["\[ImaginaryI]", " ", RowBox[List["ArcCos", "[", RowBox[List["b", "+", RowBox[List["a", " ", "z"]]]], "]"]]]]]]]]], "]"]]]], ")"]]]]]]]]]]

 Date Added to functions.wolfram.com (modification date)

 2001-10-29